/Engine/Plugins/Web/HttpBlueprint/Source/HttpBlueprint/Public/HttpBlueprintFunctionLibrary.h
HeaderObject: The structure that contains all of the headers  HeaderToRemove: The Key of the header to remove  Whether or not the operation was successful. A value of false most likely means the Key did not exist on the HeaderObject
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Http") static bool RemoveHeader ( [FHttpHeader](API\Plugins\HttpBlueprint\FHttpHeader) & HeaderObject, [FString](API\Runtime\Core\Containers\FString) HeaderToRemove )